diff --git a/agent-module/bootstraps/bootstrap-java15/pom.xml b/agent-module/bootstraps/bootstrap-java15/pom.xml
index 5ad5b36c6e6b..6bdc27d888c9 100644
--- a/agent-module/bootstraps/bootstrap-java15/pom.xml
+++ b/agent-module/bootstraps/bootstrap-java15/pom.xml
@@ -39,10 +39,6 @@
             <groupId>com.navercorp.pinpoint</groupId>
             <artifactId>pinpoint-bootstrap-core</artifactId>
         </dependency>
-        <dependency>
-            <groupId>com.navercorp.pinpoint</groupId>
-            <artifactId>pinpoint-commons</artifactId>
-        </dependency>
 
         <!-- Logging dependencies -->
         <dependency>
diff --git a/agent-module/bootstraps/bootstrap-java16/pom.xml b/agent-module/bootstraps/bootstrap-java16/pom.xml
index 48f95c0d6e79..4c53f0a22cb3 100644
--- a/agent-module/bootstraps/bootstrap-java16/pom.xml
+++ b/agent-module/bootstraps/bootstrap-java16/pom.xml
@@ -38,10 +38,6 @@
             <groupId>com.navercorp.pinpoint</groupId>
             <artifactId>pinpoint-bootstrap-core</artifactId>
         </dependency>
-        <dependency>
-            <groupId>com.navercorp.pinpoint</groupId>
-            <artifactId>pinpoint-commons</artifactId>
-        </dependency>
 
         <!-- Logging dependencies -->
         <dependency>
diff --git a/agent-module/bootstraps/bootstrap-java9-internal/pom.xml b/agent-module/bootstraps/bootstrap-java9-internal/pom.xml
index 3131b47d766c..2bd5d660dab5 100644
--- a/agent-module/bootstraps/bootstrap-java9-internal/pom.xml
+++ b/agent-module/bootstraps/bootstrap-java9-internal/pom.xml
@@ -39,10 +39,6 @@
             <groupId>com.navercorp.pinpoint</groupId>
             <artifactId>pinpoint-bootstrap-core</artifactId>
         </dependency>
-        <dependency>
-            <groupId>com.navercorp.pinpoint</groupId>
-            <artifactId>pinpoint-commons</artifactId>
-        </dependency>
 
 
         <!-- Logging dependencies -->
diff --git a/agent-module/bootstraps/bootstrap-java9/pom.xml b/agent-module/bootstraps/bootstrap-java9/pom.xml
index 46ac392bacdb..c4a7259df004 100644
--- a/agent-module/bootstraps/bootstrap-java9/pom.xml
+++ b/agent-module/bootstraps/bootstrap-java9/pom.xml
@@ -35,14 +35,6 @@
     <packaging>jar</packaging>
 
     <dependencies>
-        <dependency>
-            <groupId>com.navercorp.pinpoint</groupId>
-            <artifactId>pinpoint-bootstrap-core</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.navercorp.pinpoint</groupId>
-            <artifactId>pinpoint-commons</artifactId>
-        </dependency>
         <dependency>
             <groupId>com.navercorp.pinpoint</groupId>
             <artifactId>pinpoint-bootstrap-java9-internal</artifactId>
diff --git a/agent-module/bootstraps/bootstrap-java9/src/main/java/com/navercorp/pinpoint/bootstrap/java9/module/JarFileAnalyzer.java b/agent-module/bootstraps/bootstrap-java9/src/main/java/com/navercorp/pinpoint/bootstrap/java9/module/JarFileAnalyzer.java
index aae724b01327..612259d376a3 100644
--- a/agent-module/bootstraps/bootstrap-java9/src/main/java/com/navercorp/pinpoint/bootstrap/java9/module/JarFileAnalyzer.java
+++ b/agent-module/bootstraps/bootstrap-java9/src/main/java/com/navercorp/pinpoint/bootstrap/java9/module/JarFileAnalyzer.java
@@ -17,7 +17,6 @@
 package com.navercorp.pinpoint.bootstrap.java9.module;
 
 import com.navercorp.pinpoint.bootstrap.module.Providers;
-import com.navercorp.pinpoint.common.util.ClassUtils;
 
 import java.io.IOException;
 import java.io.InputStream;
@@ -124,28 +123,20 @@ public String filter(JarEntry jarEntry) {
             }
 
             final String fileName = jarEntry.getName();
-            if (!checkFIleExtension(fileName, CLASS_EXTENSION)) {
+            if (!checkFileExtension(fileName, CLASS_EXTENSION)) {
                 // skip non-class file
                 return null;
             }
 
-            final String packageName = ClassUtils.getPackageName(fileName, '/', null);
+            final String packageName = ModuleUtils.getPackageName(fileName, '/');
             if (packageName == null) {
                 return null;
             }
-            return toPackageName(packageName);
+            return ModuleUtils.toPackageName(packageName);
         }
 
-        private boolean checkFIleExtension(String fileName, String extension) {
+        private boolean checkFileExtension(String fileName, String extension) {
             return fileName.endsWith(extension);
         }
-
-
-        private String toPackageName(String dirFormat) {
-            if (dirFormat == null) {
-                return null;
-            }
-            return dirFormat.replace('/', '.');
-        }
     }
 }
diff --git a/agent-module/bootstraps/bootstrap-java9/src/main/java/com/navercorp/pinpoint/bootstrap/java9/module/ModuleSupport.java b/agent-module/bootstraps/bootstrap-java9/src/main/java/com/navercorp/pinpoint/bootstrap/java9/module/ModuleSupport.java
index a25692c0ecfe..354bf20d4d41 100644
--- a/agent-module/bootstraps/bootstrap-java9/src/main/java/com/navercorp/pinpoint/bootstrap/java9/module/ModuleSupport.java
+++ b/agent-module/bootstraps/bootstrap-java9/src/main/java/com/navercorp/pinpoint/bootstrap/java9/module/ModuleSupport.java
@@ -18,8 +18,6 @@
 
 
 import com.navercorp.pinpoint.bootstrap.module.JavaModule;
-import com.navercorp.pinpoint.common.util.JvmUtils;
-import com.navercorp.pinpoint.common.util.JvmVersion;
 
 import java.lang.instrument.Instrumentation;
 import java.net.URL;
@@ -161,8 +159,7 @@ private void prepareAgentModule(final ClassLoader classLoader, JavaModule agentM
 
         // for Java9DefineClass
         baseModule.addExports("jdk.internal.misc", agentModule);
-        final JvmVersion version = JvmUtils.getVersion();
-        if (version.onOrAfter(JvmVersion.JAVA_11)) {
+        if (ModuleUtils.jvmVersionUpper(11)) {
             final String internalAccessModule = "jdk.internal.access";
             if (baseModule.getPackages().contains(internalAccessModule)) {
                 baseModule.addExports(internalAccessModule, agentModule);
diff --git a/agent-module/bootstraps/bootstrap-java9/src/main/java/com/navercorp/pinpoint/bootstrap/java9/module/ModuleUtils.java b/agent-module/bootstraps/bootstrap-java9/src/main/java/com/navercorp/pinpoint/bootstrap/java9/module/ModuleUtils.java
new file mode 100644
index 000000000000..04bf10cf63b2
--- /dev/null
+++ b/agent-module/bootstraps/bootstrap-java9/src/main/java/com/navercorp/pinpoint/bootstrap/java9/module/ModuleUtils.java
@@ -0,0 +1,37 @@
+package com.navercorp.pinpoint.bootstrap.java9.module;
+
+import java.util.Objects;
+
+public final class ModuleUtils {
+    private static final int CLASS_BASE_VERSION = 44;
+    private static final int JAVA_VERSION = readJavaVersion();
+
+    public static String getPackageName(String fqcn, char packageSeparator) {
+        Objects.requireNonNull(fqcn, "fqcn");
+
+        final int lastPackageSeparatorIndex = fqcn.lastIndexOf(packageSeparator);
+        if (lastPackageSeparatorIndex == -1) {
+            return null;
+        }
+        return fqcn.substring(0, lastPackageSeparatorIndex);
+    }
+
+    public static String toPackageName(String dirFormat) {
+        if (dirFormat == null) {
+            return null;
+        }
+        return dirFormat.replace('/', '.');
+    }
+
+    public static int getJavaVersion() {
+        return JAVA_VERSION;
+    }
+
+    private static int readJavaVersion() {
+        return (int) Float.parseFloat(System.getProperty("java.class.version")) - CLASS_BASE_VERSION;
+    }
+
+    public static boolean jvmVersionUpper(int version) {
+        return getJavaVersion() <= version;
+    }
+}
diff --git a/agent-module/bootstraps/bootstrap-java9/src/test/java/com/navercorp/pinpoint/bootstrap/java9/module/ModuleUtilsTest.java b/agent-module/bootstraps/bootstrap-java9/src/test/java/com/navercorp/pinpoint/bootstrap/java9/module/ModuleUtilsTest.java
new file mode 100644
index 000000000000..d1cebe72e861
--- /dev/null
+++ b/agent-module/bootstraps/bootstrap-java9/src/test/java/com/navercorp/pinpoint/bootstrap/java9/module/ModuleUtilsTest.java
@@ -0,0 +1,18 @@
+package com.navercorp.pinpoint.bootstrap.java9.module;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class ModuleUtilsTest {
+
+    @Test
+    void isJava11JvmVersionUpper() {
+        assertFalse(ModuleUtils.jvmVersionUpper(7));
+        assertFalse(ModuleUtils.jvmVersionUpper(8));
+
+        assertTrue(ModuleUtils.jvmVersionUpper(11));
+        assertTrue(ModuleUtils.jvmVersionUpper(17));
+    }
+}
\ No newline at end of file